Remove historical Fedora dnf system upgrade variables for unsupported OS

roles/ensure_os_upgrade/vars/Fedora-23-default.yml

@@ -1,8 +0,0 @@
----
-# vars file for ensure_os_upgrade
-package_list:
-  - name: 'dnf-plugin-system-upgrade'
-    state: 'present'
-target_version: '24'
-...
-

roles/ensure_os_upgrade/vars/Fedora-24-default.yml

@@ -1,8 +0,0 @@
----
-# vars file for ensure_os_upgrade
-package_list:
-  - name: 'dnf-plugin-system-upgrade'
-    state: 'present'
-target_version: '25'
-...
-

roles/ensure_os_upgrade/vars/Fedora-25-default.yml

@@ -1,8 +0,0 @@
----
-# vars file for ensure_os_upgrade
-package_list:
-  - name: 'dnf-plugin-system-upgrade'
-    state: 'present'
-target_version: '26'
-...
-

roles/ensure_os_upgrade/vars/Fedora-26-default.yml

@@ -1,8 +0,0 @@
----
-# vars file for ensure_os_upgrade
-package_list:
-  - name: 'dnf-plugin-system-upgrade'
-    state: 'present'
-target_version: '27'
-...
-

roles/ensure_os_upgrade/vars/Fedora-27-default.yml

@@ -1,8 +0,0 @@
----
-# vars file for ensure_os_upgrade
-package_list:
-  - name: 'dnf-plugin-system-upgrade'
-    state: 'present'
-target_version: '28'
-...
-

roles/ensure_os_upgrade/vars/Fedora-28-default.yml

@@ -1,8 +0,0 @@
----
-# vars file for ensure_os_upgrade
-package_list:
-  - name: 'dnf-plugin-system-upgrade'
-    state: 'present'
-target_version: '29'
-...
-

roles/ensure_os_upgrade/vars/Fedora-29-default.yml

@@ -1,8 +0,0 @@
----
-# vars file for ensure_os_upgrade
-package_list:
-  - name: 'dnf-plugin-system-upgrade'
-    state: 'present'
-target_version: '30'
-...
-

roles/ensure_os_upgrade/vars/Fedora-30-default.yml

@@ -1,8 +0,0 @@
----
-# vars file for ensure_os_upgrade
-package_list:
-  - name: 'dnf-plugin-system-upgrade'
-    state: 'present'
-target_version: '31'
-...
-

roles/ensure_os_upgrade/vars/Fedora-31-default.yml

@@ -1,8 +0,0 @@
----
-# vars file for ensure_os_upgrade
-package_list:
-  - name: 'dnf-plugin-system-upgrade'
-    state: 'present'
-target_version: '32'
-...
-

roles/ensure_os_upgrade/vars/Fedora-32-default.yml

@@ -1,8 +0,0 @@
----
-# vars file for ensure_os_upgrade
-package_list:
-  - name: 'dnf-plugin-system-upgrade'
-    state: 'present'
-target_version: '33'
-...
-

roles/ensure_os_upgrade/vars/Fedora-33-default.yml

@@ -1,8 +0,0 @@
----
-# vars file for ensure_os_upgrade
-package_list:
-  - name: 'dnf-plugin-system-upgrade'
-    state: 'present'
-target_version: '34'
-...
-

roles/ensure_os_upgrade/vars/Fedora-34-default.yml

@@ -1,8 +0,0 @@
----
-# vars file for ensure_os_upgrade
-package_list:
-  - name: 'dnf-plugin-system-upgrade'
-    state: 'present'
-target_version: '35'
-...
-

roles/ensure_os_upgrade/vars/Fedora-35-default.yml

@@ -1,8 +0,0 @@
----
-# vars file for ensure_os_upgrade
-package_list:
-  - name: 'dnf-plugin-system-upgrade'
-    state: 'present'
-target_version: '36'
-...
-

roles/ensure_os_upgrade/vars/Fedora-36-default.yml

@@ -1,8 +0,0 @@
----
-# vars file for ensure_os_upgrade
-package_list:
-  - name: 'dnf-plugin-system-upgrade'
-    state: 'present'
-target_version: '37'
-...
-

roles/ensure_os_upgrade/vars/Fedora-37-default.yml

@@ -1,8 +0,0 @@
----
-# vars file for ensure_os_upgrade
-package_list:
-  - name: 'dnf-plugin-system-upgrade'
-    state: 'present'
-target_version: '38'
-...
-

roles/ensure_os_upgrade/vars/Fedora-38-default.yml

@@ -1,8 +0,0 @@
----
-# vars file for ensure_os_upgrade
-package_list:
-  - name: 'dnf-plugin-system-upgrade'
-    state: 'present'
-target_version: '39'
-...
-

roles/ensure_os_upgrade/vars/Fedora-39-default.yml

@@ -1,8 +0,0 @@
----
-# vars file for ensure_os_upgrade
-package_list:
-  - name: 'dnf-plugin-system-upgrade'
-    state: 'present'
-target_version: '40'
-...
-

roles/ensure_os_upgrade/vars/Fedora-40-default.yml

@@ -1,8 +0,0 @@
----
-# vars file for ensure_os_upgrade
-package_list:
-  - name: 'dnf-plugin-system-upgrade'
-    state: 'present'
-target_version: '41'
-...
-

roles/ensure_os_upgrade/vars/Fedora-41-default.yml

@@ -1,8 +0,0 @@
----
-# vars file for ensure_os_upgrade
-package_list:
-  - name: 'dnf-plugin-system-upgrade'
-    state: 'present'
-target_version: '42'
-...
-